In 2018, the UK updated the Misuse of Drugs Regulations 2001 to allow...

https://xeon-wiki.win/index.php/Can_Tourists_Bring_Medical_Cannabis_into_the_UK%3F

In 2018, the UK updated the Misuse of Drugs Regulations 2001 to allow specialist doctors to prescribe cannabis-based medicines like Sativex and Epidyolex. Despite this, cannabis remains a Class B drug for recreational use